Externally-operated current-controlling device



March 2, 1926.

' B. c. KING EXTERNALILY OPERATED CURRENT CONTROLLING DEVICE 1924 2. Sheets-Sheet Filed June 25 INVENTOR. d

ATTORNEY,

EXTERNALLY OPERATED CURRENT CONTROLLING DEVICE Filed June 25, 1924 2 Sheets-Sheet 2 Figz5 INVENTOR.

A TTORNE Y.

fpaggiga- Maflg, 1926.

' aciti-zennhthe Uni ii odllavhifixit mdg lchcamzr' i Be it knownihaiLL-BENJAMINQ- "L NG, 1 V

"1 J-StafwS, and :msld

' voil-Q81 oklyin,' in (the oupizy 9%. Kingsand were so: "Ch-algal; 'Agaill i Swi h 002;68

ate of New .York, vented Q r tes to electric: davices buildings, )efie betm ;en mli iservicemains with switc1iing; devices foifl controlling 1311a iom "destru tiv pg extlp. of

e b xer vof e the p ants here the switches are; operated by an oye'r tactinemb ers,iwherebyl:

" enumeratdv-a lboye are e lu rlnatedvl nd :hegxd agtuatinganeans,damage is apt-t0 00 curilleza'ccidentiil wcon tgnct' of a ,conduc opening or meat-king gndspif-the switch (1.0M-

h whi i esio in.-

p x ting .the ,de'y iee is provision of IIIGELHSItQ preilenfiam ss rh ,c-ontnolling devices by lemplgymg a lgcki ng devi'ceoper-atmg 3111 cqnneetlon and 7111 con:

junction'i-With. ,ext ernalily opgmtel me bn "Anotlir 'aobjfeejz- .Oifi .the anvemtlqn 1 the, sign 30f: means 1m cpnfcrol the' -lqurrent I huz'e shpwn in Figuxe 6;

le manuaflly aetuga td svfgty means to c911 "Tirol-1.13116 ".lectric @nnient' supply from the en-trance of the: senvicerwiries to the load;

:7 Anotherogbject "of sthe iIWe-nti -n 15 {she -f prop dimens n and m de of; tor-y ms laimg mat- 1ml whl hi p. i y en dmj p tovtec naagmsmg 1 ;10

wh ch m s-is supplntecl grid held in @irii vicle ins ulat ia -11 ymg d p mtedat to pl' ovicla a device f-theflclassggxdesanihed l-w hiczh 'si-mall vb of high-c ntact: efficiency, impl 1n con t 1 1 2 w nd, 'efficiient and d rable. 1-11 epravcm'cal peration, it being de stood that Whi e I haw s wn'isnl llustrat-iQn sqn' e fo ms of switches wllic h many b advan ageously y sad, ye svident tha h vent o may be llQQIPQIMGdQiII and u sed;u;l..0 m c 1on With my O he iojnm of ,s ltchmg lev ees and ctuatmg and proformlof CiDOH iftfleeting means thereior, andith any other 7 objects and purposes, i-aVlLiCll; will g-be ,des ibed bql wy View, the inyen icn; i sis as' in: the Qns. uc. ioi-. -.,:armngeme comi ina icm and Qpelizr o yoi pa ts "ha ina izer is t fo bh into the box With the 'coyel' hanging clo igure parti l M -W @2 the; asi h w ng $11 orifiq ihqr i ig re a "p rtia flel vaat m z t-ly yoke and-hook on the coyerf;

F gu A is s me of the 1033K lhis iflfl broken away :tQ show the ze ga'gam nt th ha 0, Ethe qv r andin pen-p0 1,

,:,U. 1'e- 6 is a par ial; p an NiQW llu mun and Eig'uxe 7' is; an elevation :oi t s m 01 Joy-means 91f an :ilgsuilavting R er ing mom indetail 31o ,d,riw i;jg, N

fax 1"- block bas vas Weill .afiqli in-g itheifront. thereof,- as cover '3.

V base .toEthe'p I Suitablemeans may be employed. to fix the rotectingand enclosing hous-i in'ginthe'ordinarylmanner; The basel i'spreferably 'formed with a* 'supporting longitudinal groove {extending .approximatelyalong the centre'of the bottom of the base andserving toenclose and form a guideand bearing for theactuating means of the 'currentg controlling. device, wh1chj groove meets fland -term nates in a .g preferably' vtransverse slotj 5 in which one ofgthef: said actuating device works; as

- andin the manner hereinafter described;

" The base may/support contacts; as ordia "nary bindingjpos ts or contacts adapted for flattachment wit clips, or bothr [The fc ong tacts used-by' me in; the present embodiment co'mprisecontacts 6,}.7fand 8' connected by a it-ermina'lQ-strip 9 carrying a fuse 10,'co ntact .11; connection members 12, circuit controlling member's or switchlevers 13, connecting "*membersl and contacts' 15; and, onthe opfpos'ite side of the block, contacts "21, '22 and 23,eonneoting members 17', circuit contr0l- 'ling memberfor switch lever 18, connecting {members 19 and contacts 20; at least {some r of the saidcont'acts being made so 7, asto constitute connecting or "coupling devices adaptedto be used as co operat n'g'chp conmats in theiusual-way."

" 1 T the contact orjfcjonnection members 12' and 17" are 'z'tttached =the controlrmenibers ti0n, :whilethe opposite rupturing or circuit o'p'en'ing ends of i said pair of control mem bersare adapted to form co-operative members tocoa'ct atiwill with ithecontactor con- -nect-ion members 1'4 and 19 {in order to make andbre'ak a circuit:

combinations of oircuits as may be} desired,

'1 dotted lines in the; drawings; f

it f said rotect've; housing for: the cir- 1c'uiti eonnec'ting partsiserves to prevent tamp'erin'g with thesa'm'e or displacementof the -"par 't's thereof, and it' is also conveniently" used" as a v support for the base carrying'ith-e i switch actuating' means, whic h latterur nay be -foperated in the following mannerz llhe "PaiI'Z Of control-'members1'3 and 18, are "con- I1e'cted by an insulating bar 26='prferably l 290i the switch actuating device which arm 7 passedthrough thesame and' carrying aj de-l pendingb 1127 fixedltothe' same,- the said" V liphaving an orifice 28 preferably of elon- Y 60 gated slot form in which travels thearm works in the slot;5 of the base. y I

At the inner or lower endybfthis arm the actuator device operates the currentcontrolling means and then 1 extends inan, aligned into the yoke-shaped arm 30 having two 'complemental adjacent side '13, and 18 are. moved by'a device 29working 4 below. the same and arefheld a good'distance 7 pa1- t =b theQinsul'ating'bar 26' thereby elilnmaterial fallingfupon the same which might the. reason ithat the parts 7 are so relatively arranged-that'aihook 33foarriedibythe-cover In orderito close th'e housing ormcaslng "closed by the members o'f'theyoke-shaped position and" closing the .circuits' 'passing cannot be opened again without once more therebydisrupting the circui-t'atthe' control members.- Otherwise the actuating m'ea' v circuit controlling members into an 0 or I elementsimay now-be removed and renewed relation to the right? longitudinally-10f the base andiis contained in the groove 4Q "It afterwards passes further to the right away i" from the base where the central or interme- P diate portion-ofthe said actuator is bent-1Q I orti0ns, and it" then. extends i through the caring, 'formed by the slot'31 of the wall of the casing exterior of the latter-where it terminates in-the i exteriorly'flocated'ghandle s z It will be noted that the control-members inating any danger of the current jumping from. one; to the other, or of any metall'ic occur where the throw 7' of the 3 said control members .is 'efiected by an overhead actuating means. The circuit opening and closingends of" the control members' are-a1 ways high'er or ata greater distance from I the base than is the end of'the actuating arm'29, which latter works with an upward movement in raising thei said endsQ, When the hinged control members 13- and 18, are in 'aliveior operative closedg'circuit position thecover cannot be clo'sed for will strike against the yoke-shaped arm 30.

i therefore by "the cover. 3 and to lock thesame "in its closed. relation it is first necessary-to;

open the control memb ers (13 and 18, by manipulating the actuator handle 32 so that it-will cause the actuator arm 29to; turn and-carry the control-members into {their open or inoperative'position v p The cover may now be closed and upon H manipulating the actuator. handle pro erly f the'hook 33;.Will be entered between an "en;

arm thereby lockingf'the{covert to "the housing and switching the control members or switch lev'e-rs -13, and]18 into-operative throughthe said housing, which thereafter mani'pulating the factuatoifi-ihandle .32 and and cover are, independently; movableifj p It therefore followsjthat in order t'o i spectthe box or housing inzl or'der to ascertain the condition of the ,fuse" elements vof j the circuit,controllingmembers, the cover must' first be unlocked thereby movin the 1251 i If circuit'opening positionl Any defective fuse olf replaced-with safety, after which the cover may be closed and the actuating device 1 moved-so as to carry its connected switching 3 kelemeiits; ithe fen for circuit closing posi 'tion, wherehy access-wil'l now be prevented r'tO the live portions of theldevice,

' r 1 The actuator "handle "32 'may {beheld in additional" locked relation by means of any suitable extraneous devices,- as a padlock .or

other "locking :lor seali-ngmeans to'iprevcnt I, surreptitious removal,-Ior theft of current, or

other :tamperi-ng the device. 5

I; do not I Wish it to be undenstoodithat I :desireto he li-mited tofthe pai ticular use or the-exact details of construction shown and occur to persons sk described, 7 for obvious. modifications will led in {the art.-

vl ltllif'lfil i same 'to the" basdameans to actuate th elcirc it-lcontmllingdevice,--a longitudinal groove in said base in WhichEa' part of the o said etna l g'm ns Works a simultwl lneou sniovernent. 6 f

1 levlice I ci th class described, a \oirg =cu1tjcontrollin-g -niea1is,

"base,

actuating means Works, and a transverse slot ii the-base in which another. portion: .of the sail actuating neans-w orks.- n a t n-g means worksandaytransverse :slot l nother'portion :of the g g, a basei to support the same in, aqh inged ,-re-lat10n,:. a housing tt1eero1-1mvmg a icover made Witl-ra locking 'means, and a unitary device having one 'bear.- 5

' Ying within :the housing adapted ;at one end to. actuate the circuit controlling means and terminating at the other xextremity in a handle .exteriori or the 'liousing and having its other bearing in avvall of the latter and alsohaving an intermediate central aligned portion being bent back upon itself to form loop v to engage and become disengaged from the cover locking means at will, Whereby when the handle is' moved to one posi- Ltionthe said".actuating-f device Will hold the circuitlcontrollingmeans in an open relation andWillbe 'disengaged :from the cover locking m'eansi'toallow the cover to be opened,

and whenthe coverisgclosed andthe handle ismoved to another position the actuatlng device will hold the circuitcontrolling means i-nla closed relation and vvill be engaged with i the said cover locking means.

4. In a device of the class described, a

circuit controlling means, a base to support the same in a hinged'relation, a houslng therefor-having a cover madewith a lock- V ingmeans, and a unitary device having one J hearing within thehousing 1n the base thereofand adapted. at one end to actuate the circuit controlling rneans' and terminating I I I the said coversloclzing,means; nitrolhng device, means todevice of the elassz describeda' ircuit controlling device, means to hOlCl1-tl19nS2hHl8;- t0 the base, means to actuate the circuit' -controllingdevice,{ailongitudinal' j groove in said base in which a part 0f the atthe other extremity-win handle exterior of the housing and having its other 1 bearing in a Wall of the latter and I also having an intermediate central aligned portion formed with; means tolengageand'become disengaged froni -theicover locking meansat will, wherewhen the handle is moved to one position the said actuating device will hold the ci-r- Cult .contrnlling means I n an open relation and will be disengaged from the cover lock- ;lng means to allow the :cover to be opened,

and henthe cover isclosjedsand the hand-1c islmoiied to. another position the. actuating :.clev 1ce will hold the c rcuit controlllng means inasclosedrelationkand will be engaged with :5.;-In =aa.device"rof the class described,

circuitcontrolling means, a base to support the same in hinged relation, a. housing itherefor having accolv er made with a lock ingwmeans, aiid a unitaryidevice having one Within the I housing an (:1 Y comprising a groove in the base of the latter, andv adapt- .ed attone end-to actuate. the circuit :controlling means and terminatingat the other e;;

'ltremity in a handle eXteriOr'of'the housing sat-11th having-its other bearing in a 'Wall of the latter: and alsog having an intermediate cenvtrale aligned portion formed-With means :to

cove locking-means at-Will, whereby When;

said actuating device Willholdthe circuit controlling means open relation and engage and become disengaged ,rmm thefi j-willihe' disengaged' from the cover locking ineansto aliloazv the cover to be opened, and

when thecover is closed andthe handle is moved ;to another position the actuating deifice win-sh u theeircuitc ntrolling m al- 's 1 iclosed la n W Joe-engag d w th tl qs a d-cover lo k ng-m ans,

6. In a device of the class described, a circuit controlling means,a base to support the same in a hinged relation, housing therefor havingfa cover 'made with a locking means, and a unitary device having one beanng vvlthin the hOllSlIlgfiIlCl comprising 7 a groove in the base of the latter, andadapted at oneend to -vvork in as'lot in the base to actuate the circuit controlling means and terminating at the'other extremity in ing its other bearing; in a wall of the latter.

.[a handle exterior of the'housing and havv and also having an intermediate central j' alignedportion formed with means to engage and become disengaged from the cover locking means atwill, Whereby 'When the handle is moved toone positionthe said actuating device will hold the circuit controlling means in an open relation and will be disengaged from the cover locking means to allow the cover to be opened, and When the cover is closed and the handle is moved to- ."another position'the actuating device will 3 sulating bar: 01

' --fhjb1dithe oirotiitl:eontrolling rnea ns vin a closed relation; and will be el igageda'with the 'said'ooverlookingnieans. a e. n 1 I'na ideviceiof the classdes'crlbed, a

' V V Tb'a'se5' iFCllTCulf controlling .deyiemerneans to hol d ithe' same-: 0 the base iandslneang to laotuate thecircuit: oontrolling' deyicey a g ve being made in the base forming a W bearing-in Whichfthe actuating means is 10 adapted towvorkf V r is. In a device; of the ciiss sei ibea,ie

--;ing}at-one"endiwithin the h ousing andlan 1 votherhearing in a" Wall? of; tho g-latter and "having an inter-mediatealigned yoke-shaped r means to engage the hook fofgthe -cotzer, the

v saidrod terminating ina handle .fexterior of the housingwhereby 'theitsaid actuating .de v "licexma y be moved i" 1 9. In a device of' the {class described, a

housing. With "a coverv having a hook, a

groove, inthe base of thehousing a dual qciro'nit .controlling mealis, an insulating bar V Y o position the vsaid actuating" devicezwillholdthe v-eireniticontrollingx means in an io'pen'g r lation and willlbe disengaged from thetove" locking means toz'allow fthe,hover-1 to,

to hold opposite parts of the same spaced 1 from: each other,:and a device to gactuatethe "said actnatinglfldeyiee {having one bearing t'he groove andg 'anoth'ere hearing ina 'Wall of" thehouslng :and w an ntermed1ate yoke- V shaped portionto engage the-hook andten' mlnating' in a han'dle'exterior, of tl1je'l '1 ons- 1 i 10. int ja, ave; et "the 01m aeeiited; a

hingedfc'ironit; controlling means, a I honsing therefor having a'base made with a ,groove and a cover p'rovided with a -hooke I oveithe fc -i ronit .controlg means" an Work ng i-b'elow the. same,

"means; Sign'edf ajdexgic'e to actuate the circuit '-'con tro1ling vmeanscompl slngan arm to raiseand lower the cirouitfoontrolling meansiand a; yoke- V. shaped portion to rise-land fall simultane "ously with respect. to the hook of the cover andizalsolgterminating ;in.- a.;handle' exterio of the housing whereby the actuating device may heinoved, the latter havingoneZ-Lbear'j ing'in the groove and another bearing infa fl "Wall..Of'tl18 (llO]lSlI1g.'.

11;] Inga-f device of the 'lassl described, olrcu tcontrolhng means, ahase to support the same n a lunged relatlon, a housin' 'thereiorshaving a cover Inade witha-lock 111g ;means,* and a Junltaryk device havlng'jon heating, wrtlnn. the housmg"and oomprlsmg;

a longitudinal groove the base lot; the latter," andadap'ted atfo ne endv towvorkiiin'. autransvers'e 'slotfl in: the base; to, actuate th circuit; controlling manslfand ter'min'atingat the (other, extremity inia, handle exterior of the housing" and: having-its other bearing v 1 in a wall of the latter and also 'having an intermediate central aligned portion fornied a: with means, to.v engage; and 3136001110 dlSGIl' gage d from the cover. lockingmeans jat will wjherebyiwhen the handle is moved tori-on opened, and when the coverlisfelosled ar the handle is moved-t6 another position 7 he, "actuating i device will: hold the circuit: ljcon trollingmeans in a closedi'relatifon and Wil 'befleng azgedwith the said 'foover loolri'ng Brooklyn the oon nts Kings and State ofNew York, this 28rd day oflMay AnD. 1924. r 1

. V ENJAMIN C. Kine. f 

